Local Weather Report for
Decatur
Illinois, United States
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 Current Decatur Weather Conditions |
Updated March 2nd at 12:49 am |
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| light snow mist |
| Temperature: | 30°F |
Dew Point: | 28°F |
| Barometer: | 30.39 inHg |
Wind: | N 30 Mph |
| Humidity: | 92.9% |
Visibility: | 0M |
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| Decatur Weather Forecast Summary |
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Today
Mar 2nd
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Tuesday
Mar 3rd
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Wednesday
Mar 4th
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Monday
Mar 2nd
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Monday
Mar 2nd
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Mix of rain and snow |
Cloudy |
Cloudy |
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33°F
|
39°F
34°F |
53°F
37°F |
-460°F
-460°F |
-460°F
-460°F |
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| Decatur Detailed Weather Forecast |
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| Monday, March 2nd, 2026 |
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Overnight |
Temperature: 25°F |
| Cloudy with flurries likely. Windy at times. |
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Morning |
Temperature: 30°F |
| Cloudy with a slight chance of flurries or showers. Windy at times. |
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Afternoon |
Temperature: 32°F |
| Cloudy with flurries or showers likely. |
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Evening |
Temperature: 32°F |
| Cloudy with a few flurries or showers. |
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| Tuesday, March 3rd, 2026 |
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Overnight |
Temperature: 34°F |
| Cloudy with a chance of flurries or showers. Risk of freezing rain. |
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Morning |
Temperature: 36°F |
| Cloudy. |
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Afternoon |
Temperature: 37°F |
| Cloudy. |
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Evening |
Temperature: 37°F |
| Cloudy. |
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| Wednesday, March 4th, 2026 |
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Overnight |
Temperature: 37°F |
| Cloudy. |
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Morning |
Temperature: 46°F |
| Cloudy. |
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Afternoon |
Temperature: 46°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 43°F |
| Cloudy. |
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